Sega announced that Sonic & All-Stars Racing Transformed is now free for everyone to download on iPhone, iPad, iPod Touch and Android devices with Google Play access. Not only is this racing game starring some of Sega's most famous characters free, but it will get new content on Apr. 29 in the form of Wreck-It Ralph and Metal Sonic.

The two new characters will join the cast of racers as unlockables and accompany other new content like the OutRun Bay and Sonic Colors' Galactic Parade tracks as well as the World Tour Chapter and Boss Cup Grand Prix races.

Thanks to the power of Everyplay, players can record their races, edit them and share them on social networks so that they can show off their madd skills behind the wheel. Download the game now and look forward to the new content on Apr. 29.